Amazon announced a breakthrough from its AI experts Monday: Their algorithms can now read fear on your face, at a cost of $0.001 per image—or less if you process more than 1 million images.

Whether it is arguing until ‘blue in the face’ or feeling ‘green with envy’ the English language is well-stocked with idioms linking colour to emotion.

Babies as young as four months are able to recognise emotions in people's faces, according to a new study. West prefers eyes and mouth, East likes the nose Harvard's baby brain research lab More ...

Microsoft reckons its AI can read your emotions. The company's putting its money where your mouth is and is letting anyone upload their face to its emotion-detecting API. Part of Project Oxford ...